// Metgine/Graphics/Effect.h
//
// Copyright 2011 Phillip Stephens
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
// Linking this library statically or dynamically with other modules is
// making a combined work based on this library.  Thus, the terms and
// conditions of the GNU General Public License cover the whole
// combination.

#ifndef __EFFECT_H__
#define __EFFECT_H__

#include <SFML/Graphics/RenderWindow.hpp>
#include <Metgine/Core/Vector2.h>

using namespace Metgine::Core;
namespace Metgine
{
namespace Graphics
{

class Effect
{
public:
    // Constructor
    Effect(float life);

    // Updates the effect
    virtual void Update(float elaspedTime) = 0;

    // Renders the effect
    virtual void Render(sf::RenderWindow& renderer) = 0;

    // Gets the position of the effect
    virtual const Vector2f& GetPosition() const;

    // Sets the position of the effect
    virtual void SetPosition(const Vector2f& newPosition);

    // Gets the remaining life of the effect
    virtual float GetLife() const;

    // Returns true if the effect is alive
    virtual bool IsAlive() const;
protected:
    Vector2f       m_position;
    float          m_life;
};

}; // Graphics
}; // Metgine

#endif // EFFECT_H
